<ion-tabs color='navbg'>
    <ion-fab center bottom>
        <button ion-fab color="fabsbg"><ion-icon name="paw"></ion-icon></button>
        <ion-fab-list side="lefttop">
            <button ion-fab color="fabsbg">众筹</button>
        </ion-fab-list>
        <ion-fab-list side="righttop">
            <button ion-fab color="fabsbg">寻宠</button>
        </ion-fab-list>
    </ion-fab>
    <ion-tab [root]="tab1Root" tabTitle="帮忙" tabIcon="home"></ion-tab>
    <ion-tab [root]="tab2Root" tabTitle="晒宠" tabIcon="briefcase"></ion-tab>
    <ion-tab [root]="" tabTitle="求助" tabIcon="sfsaf"></ion-tab>
    <ion-tab [root]="tab3Root" tabTitle="商城" tabIcon="archive"></ion-tab>
    <ion-tab [root]="tab4Root" tabTitle="我的" tabIcon="person"></ion-tab>
</ion-tabs>